9 results
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... Photo credit, Josh ... Images #Clinical #Dermatology ... #SkinRash #Erythema ... #ENodosum #Photo
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... healing process) #Erythema ... #Differential Diagnosis ... #Dermatology #SkinRash
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Giardiasis #Erythema ... #Causes #Differential ... #Diagnosis #Dermatology ... #SkinRash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Lyme disease Erythema ... • Eosinophilic fasciitis ... Erythema nodosum ... #skin #rashes #differential ... #diagnosis #rheumatology
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
Necrotizing Fasciitis ... extensive edema, erythema ... Images #Clinical #Photo ... #Dermatology #SkinRash ... #Necrotizing #Fasciitis
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash - Differential ... lasts <24hrs • Erythema ... Nodosum - Tender ... #Reactive #SkinRash ... #dermatology #Differential
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
Necrotizing Fasciitis ... extensive edema, erythema ... Images #Clinical #Photo ... #Dermatology #SkinRash ... #Necrotizing #Fasciitis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
acneiform lesions, erythema ... nodosum (septal ... like lesions, erythema ... Behcet disease) Differential ... signs #symptoms #rheumatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Pruritis • Erythema ... nodosum • Immune ... Immunohistochemical studies (to differentiate ... classification #hematology